polyphosphoric acid

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polyphosphoric acid
Posting date : Dec 06, 2009
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28-
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Polyphosphoric acid is used as cyclizing agent, Acylating agent in the organic synthesis process, analytical reagent,and the substitute for phosphoric acid. Commodity:105-115% polyphosphoric acid specification: PPA 105-115 PCT MIN PHOSPHORUS PENTOXIDE AS P205 75.8-83.3PCT MIN CHLORIDE AS CL 5PPM MAX SULPHATE AS SO4 50PPM MAX IRON AS FE 500PPM MAX ARSENIC AS AS 50PPM MAX HEAVY METAL AS PB 10PPM MAX FLUORIDE AS F 50PPM MAX Welcome client from domestic and abroad to contact with us,and look forward to cooperating with you happily.

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